<style lang="less">
@import "./departmentManage.less";
</style>
<template>
    <div class="search">
        <Card>
          <Row class="operation">
            <Button @click="add" type="primary" icon="md-add">添加子部门</Button>
            <Button @click="addRoot" icon="md-add">添加一级部门</Button>
            <Button @click="delAll" icon="md-trash">批量删除</Button>
            <Button @click="getParentList" icon="md-refresh">刷新</Button>
          </Row>
          <Row type="flex" justify="start" class="code-row-bg">
            <Col span="6">
              <Alert show-icon>
                当前选择编辑： <span class="select-count">{{editTitle}}</span>
                <a class="select-clear" v-if="form.id" @click="canelEdit">取消选择</a>
              </Alert>
              <Tree :data="data" :load-data="loadData" show-checkbox @on-check-change="changeSelect" @on-select-change="selectTree"></Tree>
              <Spin size="large" fix v-if="loading"></Spin>
            </Col>
            <Col span="9">
              <Form ref="form" :model="form" :label-width="85" :rules="menuFormValidate">
                <FormItem label="上级部门" prop="parentTitle">
                  <Poptip trigger="click" placement="right-start" title="选择上级部门" width="250">
                    <Input v-model="form.parentTitle" readonly/>
                    <div slot="content" style="position:relative;min-height:5vh">
                      <Tree :data="dataEdit" :load-data="loadData" @on-select-change="selectTreeEdit"></Tree>
                      <Spin size="large" fix v-if="loadingEdit"></Spin>
                    </div>
                  </Poptip>
                </FormItem>
                <FormItem label="部门名称" prop="title">
                  <Input v-model="form.title"/>
                </FormItem>
                <FormItem label="排序值" prop="sortOrder">
                  <InputNumber :max="1000" :min="0" v-model="form.sortOrder"></InputNumber>
                  <span style="margin-left:5px">值越小越靠前，支持小数</span>
                </FormItem>
                <FormItem label="是否启用" prop="status">
                  <i-switch size="large" v-model="editStatus" @on-change="changeEditSwitch">
                    <span slot="open">启用</span>
                    <span slot="close">禁用</span>
                  </i-switch>
                </FormItem>
                <Form-item>
                  <Button @click="submitEdit" :loading="submitLoading" type="primary" icon="ios-create-outline">修改并保存</Button>
                  <Button @click="handleReset" >重置</Button>
                </Form-item>
              </Form>
            </Col>
          </Row>
        </Card>

        <Modal :title="modalTitle" v-model="menuModalVisible" :mask-closable='false' :width="500">
          <Form ref="formAdd" :model="formAdd" :label-width="85" :rules="menuFormValidate">
            <div v-if="showParent">
              <FormItem label="上级部门：">
                {{form.title}}
              </FormItem>
            </div>
            <FormItem label="部门名称" prop="title">
              <Input v-model="formAdd.title"/>
            </FormItem>
            <FormItem label="排序值" prop="sortOrder">
              <InputNumber :max="1000" :min="0" v-model="formAdd.sortOrder"></InputNumber>
              <span style="margin-left:5px">值越小越靠前，支持小数</span>
            </FormItem>
            <FormItem label="是否启用" prop="status">
              <i-switch size="large" v-model="addStatus" @on-change="changeAddSwitch">
                <span slot="open">启用</span>
                <span slot="close">禁用</span>
              </i-switch>
            </FormItem>
          </Form>
          <div slot="footer">
            <Button type="text" @click="cancelAdd">取消</Button>
            <Button type="primary" :loading="submitLoading" @click="submitAdd">提交</Button>
          </div>
        </Modal>
    </div>
</template>

<script>
import {
  initDepartment,
  loadDepartment,
  addDepartment,
  editDepartment,
  deleteDepartment
} from "@/api/index";
export default {
  name: "department-manage",
  data() {
    return {
      loading: true,
      loadingEdit: true,
      menuModalVisible: false,
      selectList: [],
      selectCount: 0,
      showParent: false,
      editStatus: true,
      addStatus: true,
      modalTitle: "",
      editTitle: "",
      form: {
        id: "",
        parentId: "",
        parentTitle: "",
        sortOrder: null,
        status: 0,
        url: ""
      },
      formAdd: {},
      menuFormValidate: {
        title: [{ required: true, message: "名称不能为空", trigger: "blur" }]
      },
      submitLoading: false,
      data: [],
      dataEdit: []
    };
  },
  methods: {
    init() {
      this.getParentList();
      this.getParentListEdit();
    },
    getParentList() {
      this.loading = true;
      initDepartment().then(res => {
        this.loading = false;
        if (res.success === true) {
          res.result.forEach(function(e) {
            if (e.isParent) {
              e.loading = false;
              e.children = [];
            }
          });
          this.data = res.result;
        }
      });
    },
    getParentListEdit() {
      this.loadingEdit = true;
      initDepartment().then(res => {
        this.loadingEdit = false;
        if (res.success === true) {
          res.result.forEach(function(e) {
            if (e.isParent) {
              e.loading = false;
              e.children = [];
            }
          });
          // 头部加入一级
          let first = {
            id: "0",
            title: "一级部门"
          };
          res.result.unshift(first);
          this.dataEdit = res.result;
        }
      });
    },
    loadData(item, callback) {
      loadDepartment(item.id).then(res => {
        if (res.success === true) {
          res.result.forEach(function(e) {
            if (e.isParent) {
              e.loading = false;
              e.children = [];
            }
          });
          callback(res.result);
        }
      });
    },
    selectTree(v) {
      if (v.length > 0) {
        if (Number(v[0].status) === 0) {
          this.editStatus = true;
        } else {
          this.editStatus = false;
        }
        // 转换null为""
        for (let attr in v[0]) {
          if (v[0][attr] === null) {
            v[0][attr] = "";
          }
        }
        let str = JSON.stringify(v[0]);
        let data = JSON.parse(str);
        this.form = data;
        this.editTitle = data.title;
      }
    },
    canelEdit() {
      this.isMenu = false;
      this.isButton = false;
      this.$refs.form.resetFields();
      delete this.form.id;
      this.editTitle = "";
    },
    selectTreeEdit(v) {
      if (v.length > 0) {
        // 转换null为""
        for (let attr in v[0]) {
          if (v[0][attr] === null) {
            v[0][attr] = "";
          }
        }
        let str = JSON.stringify(v[0]);
        let data = JSON.parse(str);
        this.form.parentId = data.id;
        this.form.parentTitle = data.title;
      }
    },
    cancelAdd() {
      this.menuModalVisible = false;
    },
    handleReset() {
      this.$refs.form.resetFields();
      this.editStatus = true;
      this.form.status = 0;
    },
    changeEditSwitch(v) {
      if (v) {
        this.form.status = 0;
      } else {
        this.form.status = -1;
      }
    },
    submitEdit() {
      this.$refs.form.validate(valid => {
        if (valid) {
          if (!this.form.id) {
            this.$Message.warning("请先点击选择要修改的部门");
            return;
          }
          this.submitLoading = true;
          if (this.form.sortOrder === null) {
            this.form.sortOrder = "";
          }
          if (this.form.buttonType === null) {
            this.form.buttonType = "";
          }
          editDepartment(this.form).then(res => {
            this.submitLoading = false;
            if (res.success === true) {
              this.$Message.success("编辑成功");
              this.init();
              this.menuModalVisible = false;
            }
          });
        }
      });
    },
    changeAddSwitch(v) {
      if (v) {
        this.formAdd.status = 0;
      } else {
        this.formAdd.status = -1;
      }
    },
    submitAdd() {
      this.$refs.formAdd.validate(valid => {
        if (valid) {
          this.submitLoading = true;
          if (this.formAdd.sortOrder === null) {
            this.formAdd.sortOrder = "";
          }
          if (this.formAdd.buttonType === null) {
            this.formAdd.buttonType = "";
          }
          addDepartment(this.formAdd).then(res => {
            this.submitLoading = false;
            if (res.success === true) {
              this.$Message.success("添加成功");
              this.init();
              this.menuModalVisible = false;
            }
          });
        }
      });
    },
    add() {
      if (this.form.id == "" || this.form.id == null) {
        this.$Message.warning("请先点击选择一个部门");
        return;
      }
      this.modalTitle = "添加子部门";
      this.showParent = true;
      this.formAdd = {
        parentId: this.form.id,
        sortOrder: 1,
        status: 0
      };
      this.menuModalVisible = true;
    },
    addRoot() {
      this.modalTitle = "添加一级部门";
      this.showParent = false;
      this.formAdd = {
        parentId: 0,
        sortOrder: 1,
        status: 0
      };
      this.menuModalVisible = true;
    },
    changeSelect(v) {
      this.selectCount = v.length;
      this.selectList = v;
    },
    delAll() {
      if (this.selectCount <= 0) {
        this.$Message.warning("您还未勾选要删除的数据");
        return;
      }
      this.$Modal.confirm({
        title: "确认删除",
        content: "您确认要删除所选的 " + this.selectCount + " 条数据?",
        onOk: () => {
          let ids = "";
          this.selectList.forEach(function(e) {
            ids += e.id + ",";
          });
          ids = ids.substring(0, ids.length - 1);
          deleteDepartment(ids).then(res => {
            if (res.success === true) {
              this.$Message.success("删除成功");
              this.selectList = [];
              this.selectCount = 0;
              this.canelEdit();
              this.init();
            }
          });
        }
      });
    }
  },
  mounted() {
    this.init();
  }
};
</script>